CAD Audio AMS-A77-BK Supercardioid Large Diaphragm Dynamic Side Address Microphone

The CAD Audio AMS-A77-BK is a professional-grade supercardioid dynamic microphone engineered for stage performances, studio recordings, and live sound applications. Its large diaphragm design captures rich, detailed audio with exceptional clarity across the frequency spectrum.

The side-address configuration allows performers and presenters to work naturally while maintaining optimal mic placement and feedback rejection. The supercardioid polar pattern isolates your voice or instrument, minimizing unwanted background noise and room reflections—ideal for high-energy environments.

Built for durability and consistent performance, this microphone delivers warm, articulate sound perfect for vocals, acoustic instruments, and amplified sources. Whether you're performing live or recording in the studio, the AMS-A77-BK combines professional reliability with versatile sound quality at an accessible price point.

CAD Audio reminisces a day gone by, back to its roots of high design and stellar, cutting edge performance and styling’s of the A77. Reissuing patent #185,712 as a symbol of its 85th anniversary celebration. The A77 reminds us that performance and style are key aspects of an artist’s success. The A77 is a large diaphragm dynamic side address microphone equipped with a modern tribute to the original capsule — Updated with PowerGap™ high gauss magnet and a TrueFlex™ diaphragm. The update brings modern performance and results in a hot and articulate acoustic profile. The A77r brings the vintage ribbon sound to the A77 style. A large format ribbon surrounded by PowerGap high gauss magnets establish A77r as a new standard in live vocal ribbon performance.

TrueFlex™ diaphragm for articulate response

PowerGap™ Neodymium magnet for hot signal

Reimagined retro presentation of a classic

Specs ...........................................................................................A77

Pattern .........................................................................Supercardiod

Principle ..................................................Dynamic moving coil motor

Frequency Response ......................................................30Hz – 15kHz

Sensitivity .....................................................-48dBV (3.56mV) @ 1Pa

Impedance.......................................................................... 500ohms

Max SPL...................................................................................>150dB

Dimensions ..............9.5" x 6.25" x 3.25" (24.13cm x 8.26cm x 15.88cm)

Weight: .......................................................................1.5lbs (0.79Kg)

RoHS .................................................................................Compliant